Sentences with phrase «radioactive isotope called»
Despite the intrigue surrounding Litvinenko's death, the poison that killed him, a rare radioactive isotope called polonium 210, is far more widespread than many of us realize: people worldwide smoke almost six trillion cigarettes a year, and each one delivers a small amount of polonium 210 to the lungs.
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In the experiment, the scientists studied the radioactive decay of an isotope called beryllium 8.
Very recently a new technique called positron emission transverse tomography has been developed that makes it possible to detect from outside the skull the presence of deoxyglucose or other substances labeled with positron emission radioactive isotopes.
Fossil fuels lack a type of radioactive carbon, an isotope called carbon - 14, which decays over time.